用所给单词的适当形式填空。
1. Holiday can be called _____ in American English.(假期)
2. We all know that the banks in China _____ close at 5p.m. every day.(大体).
3. Our teachers told us to read as many books as _____ during the summer holiday.(可能)
4. Some _____ (Britain) guests are visiting the Great Wall at present.
5. Fewer and fewer students have strong _____ (stomach) now.
6. Do you know the _____ (high) of the tallest building in that country?